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xen:events: move find_unbound_irq inside CONFIG_PCI_MSI 

The only caller is xen_allocate_pirq_msi which is also under this
ifdef so this fixes:
    drivers/xen/events.c:377: warning: 'find_unbound_pirq' defined but not used
when CONFIG_PCI_MSI=n

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
hifive-unleashed-5.1
Ian Campbell 2011-01-11 17:20:14 +00:00 committed by Konrad Rzeszutek Wilk
parent 3f2a230caf
commit cbf6aa89fc
1 changed files with 17 additions and 17 deletions
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34
drivers/xen/events.c
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@ -387,23 +387,6 @@ static int get_nr_hw_irqs(void)
return ret;
}
static int find_unbound_pirq(int type)
{
int rc, i;
struct physdev_get_free_pirq op_get_free_pirq;
op_get_free_pirq.type = type;
rc = HYPERVISOR_physdev_op(PHYSDEVOP_get_free_pirq, &op_get_free_pirq);
if (!rc)
return op_get_free_pirq.pirq;
for (i = 0; i < nr_irqs; i++) {
if (pirq_to_irq[i] < 0)
return i;
}
return -1;
}
static int find_unbound_irq(void)
{
struct irq_data *data;
@ -677,6 +660,23 @@ out:
#include <linux/msi.h>
#include "../pci/msi.h"
static int find_unbound_pirq(int type)
{
int rc, i;
struct physdev_get_free_pirq op_get_free_pirq;
op_get_free_pirq.type = type;
rc = HYPERVISOR_physdev_op(PHYSDEVOP_get_free_pirq, &op_get_free_pirq);
if (!rc)
return op_get_free_pirq.pirq;
for (i = 0; i < nr_irqs; i++) {
if (pirq_to_irq[i] < 0)
return i;
}
return -1;
}
void xen_allocate_pirq_msi(char *name, int *irq, int *pirq, int alloc)
{
spin_lock(&irq_mapping_update_lock);